[INFO] fetching crate alphadb 1.0.0-beta.53...
[INFO] checking alphadb-1.0.0-beta.53 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate alphadb 1.0.0-beta.53 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate alphadb 1.0.0-beta.53
[INFO] finished tweaking crates.io crate alphadb 1.0.0-beta.53
[INFO] tweaked toml for crates.io crate alphadb 1.0.0-beta.53 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alphadb 1.0.0-beta.53 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alphadb 1.0.0-beta.53 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `alphadb` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f
[INFO] running `Command { std: "docker" "start" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `alphadb` (manifest) generated 1 warning
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling thiserror-impl v2.0.21
[INFO] [stderr]     Checking thiserror v2.0.21
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking alphadb v1.0.0-beta.53 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::core::verification::foreign_key`
[INFO] [stdout]   --> src/core/query/table.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::core::verification::foreign_key;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::verification::foreign_key`
[INFO] [stdout]   --> src/core/query/table.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::core::verification::foreign_key;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/verification.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_engine_config(name: &str) -> Option<&'static EngineConfig> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/verification.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_engine_config(name: &str) -> Option<&'static EngineConfig> {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f", kill_on_drop: false }`
[INFO] [stdout] 7d62b8627b651958fe07ffb355e228d1592a6d6f54c10c7474d28e997dd1d26f
